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Which of the following best describes regular expressions in lexical analysis? They help in optimizing the generated machine code. They are used to define the
Which of the following best describes regular expressions in lexical analysis?
They help in optimizing the generated machine code.
They are used to define the semantics of a programming language.
They are used to specify the hierarchical structure of source code.
They provide a way to specify patterns that tokens in a language must match.
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Data Management Databases And Organizations
Authors: Richard T. Watson
6th Edition
1943153035, 978-1943153039
